Autonics PR12-4AO Cylindrical Inductive Proximity Sensor
PR12-4AO cylindrical inductive proximity sensor provides M12 diameter, 4mm sensing distance, non-flush mounting, and normally open output operation applications. Manufactured by Autonics, this Autonics Cylindrical Inductive Proximity Sensors model belongs to Autonics Proximity Sensors and the PR Series, operating on AC 2-wire 100–240V with IP67 protection, 20Hz response frequency, and controlled leakage current.
| Brand | Autonics |
| Product Type | Proximity Sensor |
| Model Number | PR12-4AO |
Autonics PR12-4AO Cylindrical Inductive Proximity Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing side diameter | M12 |
| Sensing distance | 4mm |
| Hysteresis(distance) | Max. 10% of sensing distance |
| Standard sensing target | 12×12×1mm(iron) |
| Current specification | Leakage current: Max. 2.5mA |
| Control output | Normally Open |
| Wire type and power | AC 2-wire type100-240VAC~ |
| Installation | Non-flush |
| Cable Standard/material | Standard cable |
| Body length | Standard type |
| Insulation type | Double insulation or reinforced insulation(mark: @(INS), dielectric strength between the measuring input part and the power part: 1kV) |
| Residual voltage | Max. 10V |
| Environment_Ambient temperature | -25 to 70℃, storage: -30 to 80℃ |
| Environment_Ambient humidity | 35 to 95% RH, storage: 35 to 95% RH |
| Protection structure | IP67(IEC standard) |
| Material | Brass(nickel plated) |
| Response frequency | 20Hz |
| Weight | Approx. 84g(approx. 66g) |
The Autonics PR12-4AO Cylindrical Inductive Proximity Sensors is used in industrial automation systems requiring extended inductive detection. This model supports a M12 cylindrical housing, 4mm sensing distance, and normally open output with AC 2-wire 100–240V operation. It belongs to the PR Series from Autonics and is specified across Indian industrial automation environments.
In industrial applications, the PR12-4AO proximity sensor is installed in conveyors, packaging machines, automated assembly lines, and material handling systems. Non-flush installation allows increased sensing range, while inductive detection ensures reliable metal target recognition. This supports stable output behavior and consistent switching performance in AC-controlled automation circuits.
The PR12-4AO from Autonics delivers dependable sensing performance supported by IP67 protection and defined electrical characteristics. As part of the Autonics PR Series, it aligns with standardized sensing targets and installation practices. This Autonics Cylindrical Inductive Proximity Sensors model remains suitable for engineers seeking reliable AC proximity detection for long-term industrial automation use.
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